Home / 31,912,723,403.10-47,869,085,104.65-31,477,366,935.90

Finding the Fourth Proportional to 31,912,723,403.10, 47,869,085,104.65 and 31,477,366,935.90

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Solution

The fourth proportional to 31,912,723,403.10, 47,869,085,104.65 and 31,477,366,935.90 is: 47,216,050,403.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,912,723,403.10 : 47,869,085,104.65 = 31,477,366,935.90 : x
  2. Step 2: Convert to fraction form
    31,912,723,403.10/47,869,085,104.65 = 31,477,366,935.90/x
  3. Step 3: Cross multiply
    31,912,723,403.10x = 47,869,085,104.65 × 31,477,366,935.90
  4. Step 4: Simplify right side
    31,912,723,403.10x = 1,506,792,756,724,893,220,864
  5. Step 5: Solve for x
    x = 1,506,792,756,724,893,220,864/31,912,723,403.10
  6. Step 6: Final answer
    x = 47,216,050,403.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.